Writing on the back of the photograph reads "Canyon with Creek, through which Gen. Howards' wagon train was let down held by ropes tethered to trees in Yellowstone Park."
No known copyright. Item went into public domain 70 years after the 1944 death of the creator. See http://rightsstatements.org/vocab/NKC/1.0/.
Source:
Is found in PC 85, Lucullus Virgil McWhorter Photographs https://libraries.wsu.edu/masc/finders/pc85.htm at Washington State University Libraries' Manuscripts, Archives, and Special Collections (MASC) https://libraries.wsu.edu/masc
